package com.situ.day11.homework;

import org.junit.Test;

public class OOPDemo {
    @Test
    public void test1() {
        Cal cal = new Cal(3, 5);
        //var: variable
        int result = cal.add();
        System.out.println(result);
        result = cal.sub();
        System.out.println(result);
    }
}
